condition	mean	min	max
4 h after light	13.09345	11.7326	14.4543
8 h after light	14.363949999999999	12.7597	15.9682
12 h after light	31.67615	30.7487	32.6036
4 h after dark	17.803466666666665	16.8673	18.5477
8 h after dark	16.911033333333336	16.2325	17.4886
12 h after dark	17.7772	17.5023	18.2409